Gaya APA
Ward, Paul Von. (1939).
Dismantling the pyramid .
Amerika Serikat:
Delphi Press.
Gaya Chicago
Ward, Paul Von.
Dismantling the pyramid.
Amerika Serikat:
Delphi Press,
1939.
Text.
Gaya MLA
Ward, Paul Von.
Dismantling the pyramid.
Amerika Serikat:
Delphi Press,
1939.
Text.
Gaya Turabian
Ward, Paul Von.
Dismantling the pyramid.
Amerika Serikat:
Delphi Press,
1939.
Print.